| Spallinger Millwright Service Company | Manufacturing | $942,925 | $949,814 | 59 | $14.4M |  Research |
| S&s / Superior Coach Company Inc. | Manufacturing | $942,489 | $955,503 | 65 | $17.0M | Research |
| S&s/superior Coach Company, Inc. | Manufacturing | $924,315 | $934,115 | 65 | $17.0M | Research |
| Francis Five INC | Retail Trade | $884,840 | $890,444 | 113 | $20.5M | Research |
| Degen Excavating Co. INC | Construction | $882,500 | $888,825 | 50 | $18.7M | Research |
| Nicholas D Starr INC | Administrative and Support and Waste Management | $851,500 | $857,815 | 91 | $19.7M | Research |
| Orick Stamping Inc. | Manufacturing | $825,470 | $835,376 | 56 | $14.7M | Research |
| Francis Five INC | Retail Trade | $810,395 | $814,519 | 109 | $19.8M | Research |
| Spallinger Millwright Service Company | Manufacturing | $797,500 | $805,807 | 65 | $15.9M | Research |
| Healthpro Medical Billing Inc. | Administrative and Support and Waste Management | $792,097 | $797,114 | 89 | $16.8M | Research |
| Northwestern Ohio Security Systems INC | Retail Trade | $787,900 | $794,641 | 57 | $8.9M | Research |
| Lima Convalescent Home Foundation INC | Health Care and Social Assistance | $783,500 | $769,839 | 130 | N/A | Research |
| Degen Excavating Co INC | Construction | $775,337 | $782,337 | 50 | $18.7M | Research |
| Guardian Energy Holdings, LLC | Manufacturing | $773,400 | $779,587 | 44 | $43.6M | Research |
| The Kewpee INC | Accommodation and Food Services | $769,470 | $774,930 | 80 | $14.2M | Research |
| Hoffman Analytic Services, Inc. DBA Alloway | Professional, Scientific, and Technical Services | $754,452 | $762,339 | 81 | $16.3M | Research |
| Northwestern Ohio Security Systems Inc. | Administrative and Support and Waste Management | $752,057 | $757,321 | 56 | $8.2M | Research |
| Stolly Insurance Agency, Inc. | Finance and Insurance | $747,100 | $752,178 | 56 | $28.8M | Research |
| Healthpro Medical Billing INC | Administrative and Support and Waste Management | $746,167 | $750,354 | 81 | $15.3M | Research |
| International Tank Service INC | Manufacturing | $735,485 | $739,305 | 43 | $10.5M | Research |
| Keybridge Revenue Management INC | Administrative and Support and Waste Management | $718,700 | $722,733 | 80 | $15.1M | Research |
| Virtual Technologies Group INC | Professional, Scientific, and Technical Services | $673,740 | $680,920 | 61 | $12.6M | Research |
| Gastro-Intestinal Associates Inc. | Health Care and Social Assistance | $661,105 | $663,952 | 41 | $12.9M | Research |
| Gastro-Intestinal Associates, Inc. | Health Care and Social Assistance | $661,100 | $666,187 | 45 | $14.1M | Research |
| The Powell Company, Ltd. | Administrative and Support and Waste Management | $644,600 | $652,675 | 76 | $16.5M | Research |